The Berlin Wall in the cold war and now - interactive

The city of Berlin will commemorate the 25th anniversary of the fall of the Berlin Wall in November. The wall split the city from 1961 to 1989 and became the iconic symbol of the cold war. Sean Gallup has photographed locations around Berlin today to match with archive images of when the city was divided

• Photography then and now lets you move through time by tapping or clicking on a historic image to reveal the modern view. You can drag or swipe to control the speed of the transformation